"soft" en el diccionario Collins English Cobuild & Thesaurus

soft

1 creamy, cushioned, cushiony, doughy, elastic, gelatinous, pulpy, quaggy, spongy, squashy, swampy, yielding

2 bendable, ductile (of metals) elastic, flexible, impressible, malleable, mouldable, plastic, pliable, supple, tensile

3 downy, feathery, fleecy, flowing, fluid, furry, like a baby's bottom (informal) rounded, silky, smooth, velvety

4 balmy, bland, caressing, delicate, diffuse, dim, dimmed, dulcet, faint, gentle, light, low, mellifluous, mellow, melodious, mild, murmured, muted, pale, pastel, pleasing, quiet, restful, shaded, soft-toned, soothing, subdued, sweet, temperate, twilight, understated, whispered

5 compassionate, gentle, kind, pitying, sensitive, sentimental, sympathetic, tender, tenderhearted, touchy-feely (informal)

6 boneless, easy-going, indulgent, lax, lenient, liberal, overindulgent, permissive, spineless, weak

7 (informal) comfortable, cushy (informal) easy, easy-peasy (slang) undemanding

8 effeminate, flabby, flaccid, limp, namby-pamby, out of condition, out of training, overindulged, pampered, podgy, weak

9 (informal) a bit lacking (informal) daft (informal) feeble-minded, foolish, silly, simple, soft in the head (informal) soppy (Brit. informal)

Antonyms

1 & 2 firm, hard, inflexible, rigid, solid, stiff, tough, unyielding

3 abrasive, coarse, grating, hard, rough

4 bright, garish, gaudy, glaring, hard, harsh, loud, noisy, strident, unpleasant

6 austere, harsh, no-nonsense, stern, strict